Please Refer to the Following Information to Answer the Next

question 59

Multiple Choice

Please refer to the following information to answer the next few questions.
Diploid nuclei of the ascomycete, Neurospora crassa, contain 14 chromosomes. A single diploid cell in an ascus will undergo one round of meiosis, followed in each of the daughter cells by one round of mitosis, producing a total of eight ascospores.
-Each of the eight ascospores present at the end of mitosis has the same chromosome number and DNA content (ng) as each of the four cells at the end of meiosis. What must have occurred in each spore between the round of meiosis and the round of mitosis?

• A) double fertilization
• B) crossing over
• C) nondisjunction
• D) autopolyploidy
• E) S phase

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Definitions:

Risk of Loss

The potential that an investment's value may decrease, or that one may incur losses from a business transaction.

Lumber

Wood that has been processed into beams and planks, a stage in the process of wood production.

UCC

The Uniform Commercial Code, which is a comprehensive set of laws governing all commercial transactions in the United States.

Electronic Means

Utilizing digital technology and devices to facilitate communication, transactions, or information exchange.